Floor and ceiling functions In mathematics, the floor function is the function that takes as input a real number x, and gives as output the greatest integer...
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and the Jacobi–Lie bracket. The floor and ceiling functions are usually typeset with left and right square brackets where only the lower (for floor function)...
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Pigeonhole principle (section Uses and applications)
{\displaystyle \lfloor \cdots \rfloor } and ⌈ ⋯ ⌉ {\displaystyle \lceil \cdots \rceil } denote the floor and ceiling functions, respectively. Though the principle's...
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its domain. The floor and ceiling functions are examples of integer-valued functions of a real variable, but on real numbers and, generally, on (non-disconnected)...
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floor and ceiling functions. 4. Iverson bracket: if P is a predicate, [ P ] {\displaystyle [P]} may denote the Iverson bracket, that is the function...
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BMP file format (redirect from Windows and OS/2 bitmap)
ImageWidth is expressed in pixels. The equation above uses the floor and ceiling functions. The total number of bytes necessary to store an array of pixels...
51 KB (3,316 words) - 13:20, 1 June 2025
ceiling corner brackets ⌈ and ⌉ (U+2308, U+2309) are used to denote the integer floor and ceiling functions. The Quine corners ⌜ and ⌝ have at least two uses...
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10 x ⌋ {\displaystyle c:=\lfloor -\log _{10}x\rfloor } (cf. Floor and ceiling functions). A similar measurement is sometimes used to describe the purity...
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Concrete Mathematics (section Contents and history)
some mathematical notation: the Iverson bracket, floor and ceiling functions, and notation for rising and falling factorials. Donald Knuth used the first...
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A glass ceiling is a metaphor usually applied to women, used to represent an invisible barrier that prevents a given demographic from rising beyond a...
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Mezzanine (redirect from Mezzanine floor)
Italian, a mezzanino) is an intermediate floor in a building which is partly open to the double-height ceilinged floor below, or which does not extend over...
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Iverson bracket (section Common functions)
y)=x[x>y]+y[x\leq y]} and min ( x , y ) = x [ x ≤ y ] + y [ x > y ] . {\displaystyle \min(x,y)=x[x\leq y]+y[x>y].} The floor and ceiling functions can be expressed...
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is because conversions generally truncate rather than round. Floor and ceiling functions may produce answers which are off by one from the intuitively...
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to compute the quantile estimate from h, x⌊h⌋, and x⌈h⌉. (For notation, see floor and ceiling functions). The first three are piecewise constant, changing...
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Champernowne constant (category Sequences and series)
{\displaystyle \lfloor x\rfloor } and ⌈ x ⌉ {\displaystyle \lceil x\rceil } denote the floor and ceiling functions. Returning to the first of these series...
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the ceiling fan. He continued to make improvements to his invention and created a light kit fitted to the ceiling fan to combine both functions in one...
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Joist (redirect from Double floor)
carry both a floor and ceiling called a single floor (single joist floor, single framed floor) or two sets of joists, one carrying the floor and another carrying...
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HaYovel Tower (category Building and structure articles needing translation from Hebrew Wikipedia)
government functions under one roof. The tower has a helipad on its roof. It was originally planned to have 28 floors for government functions only, with...
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Market intervention (section Price floor and ceiling)
owned enterprises, subsidies, or regulations such as price floors and price ceilings. Price floors impose a minimum price at which a transaction may occur...
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Kenneth E. Iverson (category Harvard John A. Paulson School of Engineering and Applied Sciences alumni)
iversoni, was named after him. Iverson Award Iverson bracket Floor and ceiling functions List of pioneers in computer science Iverson, Kenneth E. (August...
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flash and successive approximation types. For any ADC the mapping from input voltage to digital output value is not exactly a floor or ceiling function as...
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functions or groups of functions are important enough to deserve their own names. This is a listing of articles which explain some of these functions...
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\lfloor x\rfloor } and ⌈ x ⌉ {\displaystyle \lceil x\rceil } denote the integer floor and ceiling functions. The monotonicity of the function ν ↦ Q ν ( a ,...
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such as the ability to compute the floor and ceiling functions, can make big differences in what is computable and how efficiently it can be computed...
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Doom engine (section Floor and ceiling)
sector contains a number of properties: a floor height, ceiling height, light level, a floor texture and a ceiling texture. To have a different light level...
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the range of each solution π / 2 {\displaystyle \pi /2} and using the floor or ceiling functions: N = ⌊ 2 u 0 π ⌋ + 1 = ⌈ 2 u 0 π ⌉ {\displaystyle N=\left\lfloor...
20 KB (4,196 words) - 16:16, 26 May 2025
Modulo (redirect from Mod function)
sign function, ⌊ ⌋ {\displaystyle \lfloor \,\rfloor } is the floor function (rounding down), and ⌈ ⌉ {\displaystyle \lceil \,\rceil } is the ceiling function...
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closed) skylight in that a skylight functions as a roof window or aperture, while a laylight is flush with the ceiling of an interior space. When paired...
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mounted at height (either ceiling-hung or wall-hung), and can be a form of area-saving storage by moving storage up from the floor and utilizing the volume...
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Trapdoor (redirect from Floor door)
hatch is a sliding or hinged door that is flush with the surface of a floor, ceiling, or roof. It is traditionally small in size. It was invented to facilitate...
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